82046c784c
Backend: - New models: MatchFeedback, EfficiencyProfile, EfficiencyRate, ToolEfficiency, ToolEfficiencyRate - 3 preset profiles seeded: Conservative, Moderate, Aggressive with per-discipline rates - 6 BTG tools seeded: Pencil, OMG, Creative X, Cortex, Semblance, Share of Model - Efficiency API: CRUD for profiles and tools at /api/efficiency/ - team_shape.py: accepts profile_rates + tool_rates (per-discipline, additive, capped at 90%) - team-shape endpoint: accepts profile_id and tool_ids query params - Programme roles always exempt regardless of method Example: Moderate profile + Creative X + Pencil → Account Mgmt 10%, Creative 70%, Production 65% Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
115 lines
3.9 KiB
Python
115 lines
3.9 KiB
Python
"""Calculate team shape (FTE headcount) from ratecard data."""
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import logging
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from collections import defaultdict
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from sqlalchemy import select
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from sqlalchemy.ext.asyncio import AsyncSession
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from app.models.gmal import Role
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from app.models.project import Project, RatecardLine
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logger = logging.getLogger(__name__)
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HOURS_PER_FTE = 1800
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MAX_EFFICIENCY = 90 # Cap at 90% - never fully eliminate a role
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async def calculate_team_shape(
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db: AsyncSession,
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project: Project,
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efficiency_pct: float = 0,
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profile_rates: dict[str, float] | None = None,
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tool_rates: dict[str, float] | None = None,
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) -> list[dict]:
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"""Calculate FTE headcount per role from the ratecard.
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Efficiency can be applied in three ways (in priority order):
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1. profile_rates + tool_rates: per-discipline rates from profile + additive tool rates
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2. efficiency_pct: legacy blanket percentage for all delivery roles
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3. None: no efficiency applied
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Programme roles are NEVER reduced regardless of method.
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Total efficiency per discipline is capped at MAX_EFFICIENCY%.
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"""
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lines_result = await db.execute(
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select(RatecardLine).where(RatecardLine.project_id == project.id)
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)
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lines = lines_result.scalars().all()
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if not lines:
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return []
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# Aggregate hours per role
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role_hours: dict[int, float] = defaultdict(float)
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for line in lines:
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effective = float(line.manual_override) if line.manual_override is not None else float(line.total_hours or 0)
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role_hours[line.role_id] += effective
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# Load role details
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role_ids = list(role_hours.keys())
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roles_result = await db.execute(select(Role).where(Role.id.in_(role_ids)))
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roles = {r.id: r for r in roles_result.scalars().all()}
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# Build combined efficiency map per discipline
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discipline_efficiency = {}
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if profile_rates:
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for disc, pct in profile_rates.items():
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discipline_efficiency[disc] = pct
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# Add tool rates (additive)
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if tool_rates:
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for disc, pct in tool_rates.items():
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discipline_efficiency[disc] = discipline_efficiency.get(disc, 0) + pct
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# Cap at MAX_EFFICIENCY
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for disc in discipline_efficiency:
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discipline_efficiency[disc] = min(discipline_efficiency[disc], MAX_EFFICIENCY)
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# Build team shape
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team = []
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for role_id, total_hours in role_hours.items():
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role = roles.get(role_id)
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if not role or total_hours == 0:
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continue
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fte = round(total_hours / HOURS_PER_FTE, 4)
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# Determine efficiency for this role
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if role.is_programme_role:
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eff = 0
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elif discipline_efficiency:
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eff = discipline_efficiency.get(role.discipline, 0)
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elif efficiency_pct > 0:
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eff = efficiency_pct
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else:
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eff = 0
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if eff > 0:
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multiplier = 1 - (eff / 100)
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adjusted_hours = round(total_hours * multiplier, 2)
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adjusted_fte = round(adjusted_hours / HOURS_PER_FTE, 4)
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else:
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adjusted_hours = round(total_hours, 2)
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adjusted_fte = fte
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team.append({
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"role_id": role_id,
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"role_title": role.role_title,
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"discipline": role.discipline,
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"is_programme_role": role.is_programme_role,
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"sort_order": role.sort_order or 0,
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"total_hours": round(total_hours, 2),
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"fte": fte,
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"efficiency_pct": round(eff, 1),
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"adjusted_hours": adjusted_hours,
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"adjusted_fte": adjusted_fte,
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"hours_saved": round(total_hours - adjusted_hours, 2),
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"fte_saved": round(fte - adjusted_fte, 4),
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})
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team.sort(key=lambda t: (t["discipline"], t["sort_order"]))
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total_hours = sum(t["total_hours"] for t in team)
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total_fte = sum(t["fte"] for t in team)
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logger.info(f"Team shape: {len(team)} roles, {total_hours:.0f} hours, {total_fte:.2f} FTE")
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return team
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